import java.util.Scanner; class Bank  {     private String accno;     private String name;     private long balance;     Scanner KB = new Scanner(System.in);     void openAccount()     {         System.out.print("Enter Account No: ");         accno = KB.next();         System.out.print("Enter Name: ");         …

import java.util.Scanner; class Addition  // SubClass { void add(int x,int y) { System.out.println("Sum:"+(x+y)); }   } class Subtraction  // SubClass { void sub(int x,int y) { System.out.println("Sub:"+(x-y)); } } class Multiplication  //SubClass { void multi(int x,int y) …

import java.util.Scanner; class CustomerData //subClass { long accNo; String CustName,accType; float balance; void getCustomerData()  {     System.out.println("AccNo="+accNo); System.out.println("Customer Name="+CustName); System.out.println("Balance="+balance); System.out.println(&…

import java.util.Scanner;   class Student //SubClass {     String stuName,stuBranch,stuRollNo;     int s1,s2,s3,s4,s5,s6,totMarks;     float percentage;   void calculate() {     totMarks = s1+s2+s3+s4+s5+s6;     percentage = (float)totMarks/6; }   void getStudent() {    System.out.println("Student Name:"+stuName);    Syste…

class addition { public static void main(String[] args)  { int a=12,b=13,c; c=a+b; System.out.println("Value of a="+a); System.out.println("Value of b="+b); System.out.println("Sum="+c); } } O/P:-     Value of a=12     Value of b=13     Sum=25 ============================================…